Shame on you, stupid spammers.. Sh4meful  DMARC Spoof Detection

IP Address: 45.144.212.54

This page shows DMARC authentication failure data for this IP address. Learn more about this data.

Geolocation Information
Country:
UA Ukraine
Coordinates:
50.4522, 30.5287
WHOIS Information
Network Name:
RIPE
CIDR:
45.139.144.0/20, 45.139.160.0/19, 45.150.0.0/19, 45.150.32.0/20, 45.144.0.0/14, 45.150.48.0/22, 45.148.0.0/15, 45.139.192.0/18, 45.140.0.0/14, 45.139.136.0/21
Owner:
RIPE Network Coordination Centre
Org ID:
RIPE
Address:
P.O. Box 10096, Amsterdam, 1001EB

Analysis

This IP was first observed on April 18, 2025 and most recently on May 8, 2025. It has been associated with 3 failed authentication events affecting 3 messages, representing low but recurring activity. The IP belongs to RIPE (RIPE Network Coordination Centre), a network with activity associated with Ukraine. 2 other IPs in the same /24 subnet (45.144.212.*) also appear in this dataset.

Network Topology

Failures Detected from this IP
Showing 1-3 of 3 failures, affecting 3 messages
Date โ–ผ Messages
5/8/2025 1
5/7/2025 1
4/18/2025 1
External Reputation Lookups

Look up this IP in external threat intelligence and reputation databases (opens in new tab):

Nearby IPs

Other IPs in the 45.144.212.0/24 range observed failing DMARC:

45.144.212.221 (5 failures), 45.144.212.129 (1 failure)